/* $OpenBSD: fld_current.c,v 1.2 1998/07/24 02:36:36 millert Exp $ */ /**************************************************************************** * Copyright (c) 1998 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /**************************************************************************** * Author: Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> 1995,1997 * ****************************************************************************/ #include "form.priv.h" MODULE_ID("$From: fld_current.c,v 1.2 1998/02/11 12:13:44 tom Exp $") /*--------------------------------------------------------------------------- | Facility : libnform | Function : int set_current_field(FORM * form,FIELD * field) | | Description : Set the current field of the form to the specified one. | | Return Values : E_OK - success | E_BAD_ARGUMENT - invalid form or field pointer | E_REQUEST_DENIED - field not selectable | E_BAD_STATE - called from a hook routine | E_INVALID_FIELD - current field can't be left | E_SYSTEM_ERROR - system error +--------------------------------------------------------------------------*/ int set_current_field(FORM * form, FIELD * field) { int err = E_OK; if ( !form || !field ) RETURN(E_BAD_ARGUMENT); if ( (form != field->form) || Field_Is_Not_Selectable(field) ) RETURN(E_REQUEST_DENIED); if (!(form->status & _POSTED)) { form->current = field; form->curpage = field->page; } else { if (form->status & _IN_DRIVER) err = E_BAD_STATE; else { if (form->current != field) { if (!_nc_Internal_Validation(form)) err = E_INVALID_FIELD; else { Call_Hook(form,fieldterm); if (field->page != form->curpage) { Call_Hook(form,formterm); err = _nc_Set_Form_Page(form,field->page,field); Call_Hook(form,forminit); } else { err = _nc_Set_Current_Field(form,field); } Call_Hook(form,fieldinit); _nc_Refresh_Current_Field(form); } } } } RETURN(err); } /*--------------------------------------------------------------------------- | Facility : libnform | Function : FIELD *current_field(const FORM * form) | | Description : Return the current field. | | Return Values : Pointer to the current field. +--------------------------------------------------------------------------*/ FIELD *current_field(const FORM * form) { return Normalize_Form(form)->current; } /*--------------------------------------------------------------------------- | Facility : libnform | Function : int field_index(const FIELD * field) | | Description : Return the index of the field in the field-array of | the form. | | Return Values : >= 0 : field index | -1 : fieldpointer invalid or field not connected +--------------------------------------------------------------------------*/ int field_index(const FIELD * field) { return ( (field && field->form) ? field->index : -1 ); } /* fld_current.c ends here */